1672337 has 2 divisors, whose sum is σ = 1672338. Its totient is φ = 1672336.

The previous prime is 1672331. The next prime is 1672339. The reversal of 1672337 is 7332761.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1661521 + 10816 = 1289^2 + 104^2 .

It is a cyclic number.

It is not a de Polignac number, because 1672337 - 2⁸ = 1672081 is a prime.

It is a super-2 number, since 2×1672337² = 5593422083138, which contains 22 as substring.

Together with 1672339, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (1672331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 836168 + 836169.

It is an arithmetic number, because the mean of its divisors is an integer number (836169).

2^1672337 is an apocalyptic number.

It is an amenable number.

1672337 is a deficient number, since it is larger than the sum of its proper divisors (1).

1672337 is an equidigital number, since it uses as much as digits as its factorization.

1672337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 5292, while the sum is 29.

The square root of 1672337 is about 1293.1886946614. The cubic root of 1672337 is about 118.6974164235.

The spelling of 1672337 in words is "one million, six hundred seventy-two thousand, three hundred thirty-seven".